CN106961314B - Vehicle anti-interference method and vehicle anti-interference system - Google Patents
Vehicle anti-interference method and vehicle anti-interference system Download PDFInfo
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- CN106961314B CN106961314B CN201710099931.5A CN201710099931A CN106961314B CN 106961314 B CN106961314 B CN 106961314B CN 201710099931 A CN201710099931 A CN 201710099931A CN 106961314 B CN106961314 B CN 106961314B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/80—Jamming or countermeasure characterized by its function
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/102—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device a signal being sent to a remote location, e.g. a radio signal being transmitted to a police station, a security company or the owner
- B60R25/1025—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device a signal being sent to a remote location, e.g. a radio signal being transmitted to a police station, a security company or the owner preventing jamming or interference of said signal
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses a kind of vehicle anti-interference method and vehicle anti-interference systems.Wherein, vehicle anti-interference method includes: corresponding first level of the signal second electrical level corresponding with the detection signal of antenna for obtaining communication antenna；According to the signal intelligence of the first level, second electrical level and security of vehicle device and backstage, judge whether security of vehicle device is disturbed；If disturbed, control security of vehicle device and work by preset strategy.By this method, it can guarantee the normal work of security of vehicle device in the case where security of vehicle device is interfered device interference, it is ensured that positioning and effective implementation of wireless communication function, support vehicles safety.
Description
Technical field
The present invention relates to security of vehicle technical field more particularly to a kind of vehicle anti-interference method and the anti-tampering systems of vehicle
System.
Background technique
It prevents vehicle stolen in order to ensure the safety of vehicle in the automobiles relevant industries such as vehicle leasing, auto metal halide lamp, leads to
It is often vehicle configuration security of vehicle device, it may be said that security of vehicle device has become the standard configuration of vehicle at present.Usual situation
Under, security of vehicle device has positioning and wireless communication function, can pass through the location information of vehicle and status information wireless
Transmission mode informs related personnel.
However, existing security of vehicle device is subject to artificial destruction, specific interference unit is can be used in criminal
Security of vehicle device is interfered, the normal work of security of vehicle device is influenced, makes the positioning of security of vehicle device and wireless
Communication function failure.Further, after implementing radio interference to security of vehicle device, radio detection can also be carried out,
To determine the position of security of vehicle device according to radio communication feature, and then destroy, disassembly security of vehicle device.
Summary of the invention
The purpose of the present invention is intended to solve above-mentioned one of technical problem at least to a certain extent.
For this purpose, the first purpose of this invention is to propose a kind of vehicle anti-interference method, this method can be in vehicle
In the case that interference unit is installed in portion, guarantee the normal work of security of vehicle device, support vehicles safety.
Second object of the present invention is to propose a kind of vehicle anti-interference system.
To achieve the goals above, first aspect present invention embodiment proposes a kind of vehicle anti-interference method, wherein vehicle
Safety device includes communication antenna and detection antenna, method include: obtain communication antenna corresponding first level of signal and
Detect the corresponding second electrical level of signal of antenna；According to the logical of the first level, second electrical level and security of vehicle device and backstage
Believe situation, judges whether security of vehicle device is disturbed；If disturbed, security of vehicle device is controlled by preset strategy work
Make.
The vehicle anti-interference method that first aspect present invention embodiment proposes communicates day by obtaining in security of vehicle device
Corresponding first level of the signal of line and the corresponding second electrical level of the detection signal of antenna, according to the first level, second electrical level and
The signal intelligence of security of vehicle device and backstage, judges whether security of vehicle device is disturbed, and vehicle is controlled when being interfered
Safety device works by preset strategy.Thereby, it is possible to guarantee vehicle in the case where security of vehicle device is interfered device interference
The normal work of safety device, it is ensured that positioning and effective implementation of wireless communication function, support vehicles safety.
To achieve the goals above, second aspect of the present invention embodiment proposes a kind of vehicle anti-interference system, wherein vehicle
Anti-interference system includes security of vehicle device, and security of vehicle device includes communication antenna and detection antenna, the anti-tampering system of vehicle
System includes: acquisition module, corresponding first level of the signal for obtaining communication antenna corresponding with the detection signal of antenna the
Two level；Judgment module is sentenced for the signal intelligence according to the first level, second electrical level and security of vehicle device and backstage
Whether disconnected security of vehicle device is disturbed；Control module, for controlling security of vehicle device when security of vehicle device is disturbed
It works by preset strategy.
The vehicle anti-interference system that second aspect of the present invention embodiment proposes communicates day by obtaining in security of vehicle device
Corresponding first level of the signal of line and the corresponding second electrical level of the detection signal of antenna, according to the first level, second electrical level and
The signal intelligence of security of vehicle device and backstage, judges whether security of vehicle device is disturbed, and vehicle is controlled when being interfered
Safety device works by preset strategy.Thereby, it is possible to guarantee vehicle in the case where security of vehicle device is interfered device interference
The normal work of safety device, it is ensured that positioning and effective implementation of wireless communication function, support vehicles safety.
Detailed description of the invention
The scheme and advantage of the embodiment of the present invention will be apparent and hold from the description of the embodiment in conjunction with the following figures
It is readily understood, in which:
Fig. 1 is the working principle diagram of the existing security of vehicle device using omnidirectional antenna；
Fig. 2 is the flow diagram for the vehicle anti-interference method that one embodiment of the invention proposes；
Fig. 3 is the working principle diagram using the security of vehicle device of directional aerial；
Fig. 4 is the schematic diagram that anti-tampering test is carried out to vehicle；
Fig. 5 is the structural schematic diagram for the vehicle anti-interference system that one embodiment of the invention proposes；
Fig. 6 is the structural schematic diagram for the vehicle anti-interference system that another embodiment of the present invention proposes；
Fig. 7 is the structural schematic diagram for the vehicle anti-interference system that further embodiment of this invention proposes.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the vehicle anti-interference method and vehicle anti-interference system of the embodiment of the present invention are described.
In the prior art, security of vehicle device generally includes communication module, Anneta module and control module.Wherein, it communicates
Module can realize communication by the wide areas mobile communication technology such as 2G, 3G, 4G for communicating, can also be mobile logical by the whole world
Letter system (Global System for Mobile Communication, GSM), WIFI, worldwide interoperability for microwave accesses
Wireless access technologys such as (Worldwide Interoperability for Microwave Access, WiMax) are realized logical
Letter.Anneta module mainly includes communication antenna, is connected with communication module.Control module is by being used cooperatively communication module and antenna
Module, security of vehicle device can receiving and transmitting signal and with carry out data transmission from the background.
However, communication antenna can receive and dispatch letter using omnidirectional antenna in all directions in existing security of vehicle device
Number.And what interference unit used is also omnidirectional antenna, it equally can omni-directionally receiving and transmitting signal.As shown in Figure 1, interference unit omnidirectional is sent out
Interference signal is sent, security of vehicle device omnidirectional receives interference signal, and security of vehicle device will receive the interference letter of interference unit transmission
Number interference.Such case will lead to, and no matter security of vehicle device is mounted on any position of vehicle, as long as pacifying in the vehicle
Interference unit is filled, security of vehicle device will be interfered, can not work normally security of vehicle device, loses security of vehicle work
With.
Therefore, in order to install interference unit inside the vehicle in the case where still ensure that the normal work of security of vehicle device,
The invention proposes a kind of vehicle anti-interference methods, to reduce the interference of interference unit, support vehicles safety.
Fig. 2 is the flow diagram for the vehicle anti-interference method that one embodiment of the invention proposes, in the present embodiment, vehicle peace
Anti- device includes communication antenna and detection antenna.
As shown in Fig. 2, the vehicle anti-interference method of the present embodiment the following steps are included:
S1 obtains corresponding first level of the signal second electrical level corresponding with the detection signal of antenna of communication antenna.
In an embodiment of the present invention, security of vehicle device includes communication antenna and detection antenna, and the two can export inspection
The signal level measured.Wherein, communication antenna is directional aerial, for receiving and dispatching the signal of specific direction.Detection antenna is omnidirectional
Antenna, for omni-directionally receiving and detecting signal, without sending signal.
In the prior art, the general hidden any position for being mounted on vehicle of security of vehicle device, however, due to existing vehicle
The communication antenna that safety device uses is omnidirectional antenna, this will lead to when being placed interference unit in vehicle, security of vehicle dress
Setting can not work normally, to lose the meaning of installation security of vehicle device.
And in the vehicle anti-interference method that this implementation proposes, the communication antenna that security of vehicle device uses is directional aerial,
The signal for only receiving and dispatching specific direction, hidden can also be mounted on any position of vehicle.In order to more effectively avoid security of vehicle
The beam communication antenna of security of vehicle device can be directed away from the sense of interference unit by the interference of interference unit by device
It is installed, for example, interference unit is often installed in the vehicle portion, then security of vehicle device can be mounted along an exterior side, and communicate day
Line should be directed away from the side of interference unit.In this way, even if inside the vehicle place can omnidirection receiving and transmitting signal interference unit, vehicle
Safety device, to guarantee the normal work of security of vehicle device, can also realize anti-interference function from the interference of interference unit
Can, achieve the purpose that security of vehicle.
Fig. 3 is the working principle diagram using the security of vehicle device of directional aerial.As shown in figure 3, security of vehicle device is only
Positioning transceiving signal, interference unit omnidirectional send interference signal.From figure 3, it can be seen that the side of security of vehicle device receiving and transmitting signal
To the direction for sending interference signal far from interference unit, can be avoided security of vehicle device influences normally by the interference of interference unit
Work.
Fig. 4 is the schematic diagram that anti-tampering test is carried out to vehicle.As shown in figure 4, security of vehicle device is mounted on more
Any positions such as hidden front/rear collision bumper is interior, front and back car bonnet is interior, bottom, top, and guarantee that the orientation of security of vehicle device is logical
The phasing signal transmit-receive position of antenna is believed far from interference unit signal transmitting and receiving direction, i.e. guarantee security of vehicle device orient signal receives
The signal of interference unit transmission cannot be received in range.When interference unit is in vehicle interior, security of vehicle device can not be received
The interference signal that interference unit is sent, avoids the interference of interference unit, to achieve the purpose that anti-tampering, enables security of vehicle device
Enough to work normally, relevant staff can grasp position and the state of vehicle, support vehicles safety in time.
Although the vehicle anti-interference method that the embodiment of the present invention proposes can effectively reduce interference unit to security of vehicle device
Influence, in the sufficiently strong situation of interference signal, security of vehicle device remain to receive the interference signal of interference unit transmission and
It can not work normally.In this case, the vehicle anti-interference method proposed through the embodiment of the present invention can also be detected further
Interference signal prevents security of vehicle device to be detected and be removed or destroy to implement anti-detection work.
It is in an embodiment of the present invention, available in order to judge whether security of vehicle device is interfered the interference of device
Corresponding first level of the signal of communication antenna second electrical level corresponding with the detection signal of antenna in security of vehicle device.
S2 judges security of vehicle according to the signal intelligence of the first level, second electrical level and security of vehicle device and backstage
Whether device is disturbed.
In an embodiment of the present invention, due to being provided with detection antenna on security of vehicle device, and detecting antenna is omnidirectional
Antenna has higher reception ability to specific wireless signal frequency range.Wherein, specific wireless signal frequency range refers to, vehicle
Communication standard used by the communication antenna of safety device, for example, the communication antenna of security of vehicle device is using GSM as wireless
Communication standard, then detect antenna can received signal frequency range be 890MHz~915MHz, 1710MHz~1785MHz,
1805MHz~1880MHz.If there are the interference of interference unit around security of vehicle device, the signal of antenna output is detected
Level by much higher than it is noiseless when signal level.Therefore, the height conduct of the level of antenna output signal can be will test
Judge the condition whether security of vehicle device is interfered.
In an embodiment of the present invention, corresponding first level of the signal of communication antenna in obtaining security of vehicle device
It, can be according to the first level, second electrical level and security of vehicle device after second electrical level corresponding with the detection signal of antenna
With the signal intelligence on backstage, judge whether security of vehicle device is disturbed.
Wherein, server, vehicle management system, the application program of installation in an intelligent terminal etc. be can be from the background, but not
It is limited to this.
Specifically, in an embodiment of the present invention, according to the first level, second electrical level and security of vehicle device and backstage
Signal intelligence, judge whether security of vehicle device is disturbed, may include:
When security of vehicle device and background communication are normal, and when the first level and normal second electrical level, determine that vehicle is pacified
Anti- device is not disturbed；Or
When security of vehicle device and background communication are normal, the first level is normal, when second electrical level exception, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, the first level is normal, when second electrical level exception, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, the first level is abnormal, when second electrical level is normal, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, and the first level and second electrical level are abnormal, determine that vehicle is pacified
Anti- device is disturbed.
Table 1 is to judge that vehicle is pacified according to the first level, second electrical level and security of vehicle device and the signal intelligence on backstage
The conclusion table whether anti-device is interfered.
Table 1
| Serial number | Whether can communicate | First level | Second electrical level | Conclusion |
| 1 | It is | Normally | Normally | Normally |
| 2 | It is | Normally | It is abnormal | There are interference |
| 3 | It is | It is abnormal | Normally | Other problems |
| 4 | It is | It is abnormal | It is abnormal | Other problems |
| 5 | It is no | Normally | Normally | Other problems |
| 6 | It is no | Normally | It is abnormal | There are interference |
| 7 | It is no | It is abnormal | Normally | There are interference |
| 8 | It is no | It is abnormal | It is abnormal | There are interference |
It as shown in table 1, can also be according to the first electricity in addition to the above-mentioned normal condition listed and except in the case of there is interference
Flat, second electrical level and security of vehicle device and the signal intelligence on backstage judge security of vehicle device, and there are other problems.Specifically
Ground, when security of vehicle device and background communication are normal, the first level is abnormal, when second electrical level is normal, determines security of vehicle device
There are other problems；Alternatively, when security of vehicle device and background communication are normal, the first level exception, when second electrical level exception, really
Determining security of vehicle device, there are other problems；Alternatively, first level is normal when security of vehicle device and background communication are abnormal, the
When two level are normal, determine that there are other problems for security of vehicle device.
Preferably, in an embodiment of the present invention, security of vehicle device can also be by other above-mentioned in addition to normal condition
The conclusion of situation is stored, to feed back to backstage.
If S3 controls security of vehicle device and works by preset strategy disturbed.
In an embodiment of the present invention, when according to the logical of the first level, second electrical level and security of vehicle device and backstage
Letter situation judgement learn security of vehicle device be interfered device interference when, can control security of vehicle device by preset strategy work
Make；When judgement learns that security of vehicle device is not affected by interference, control security of vehicle device is still worked with normal operation mode.
Wherein, control security of vehicle device works by preset strategy, including but not limited to: closing security of vehicle device with after
Communication between platform；It is communicated between security of vehicle device and backstage alternatively, being controlled in preset time period.For example, in morning
A certain moment, control security of vehicle device and backstage carry out the communication of smallest size, the conclusion for reporting security of vehicle device to store
Information, and receive the control instruction that backstage issues.
In an embodiment of the present invention, in the case where security of vehicle device is interfered, control security of vehicle device is pressed
Preset strategy work, for example, closing the communication between security of vehicle device and backstage, or in preset time period control vehicle peace
It is communicated between anti-device and backstage, reduces the data volume with the time interval of background communication and transmission to the greatest extent, it can be significantly
It reduces the external world and detects the probability of security of vehicle device by radio detection equipment, to guarantee vehicle safety.
The vehicle anti-interference method of the embodiment of the present invention, it is corresponding by the signal for obtaining communication antenna in security of vehicle device
The first level and the corresponding second electrical level of the detection signal of antenna, according to the first level, second electrical level and security of vehicle device
With the signal intelligence on backstage, judge whether security of vehicle device is disturbed, and when being interfered control security of vehicle device by
Preset strategy work.Thereby, it is possible to guarantee security of vehicle device in the case where security of vehicle device is interfered device interference
It works normally, it is ensured that positioning and effective implementation of wireless communication function, support vehicles safety.
In order to realize above-described embodiment, the invention also provides a kind of vehicle anti-interference system, the vehicle anti-interference systems
Including security of vehicle device, which includes communication antenna and detection antenna, wherein communication antenna is orientation day
Line, detection antenna are omnidirectional antenna.
Fig. 5 is the structural schematic diagram for the vehicle anti-interference system that one embodiment of the invention proposes.
As shown in figure 5, the vehicle anti-interference system includes: to obtain module 510, judgment module 520 and control module
530.Wherein,
Module 510 is obtained, corresponding first level of signal for obtaining communication antenna is corresponding with the detection signal of antenna
Second electrical level.
Judgment module 520, for the communication feelings according to the first level, second electrical level and security of vehicle device and backstage
Condition, judges whether security of vehicle device is disturbed.
Wherein, server, vehicle management system, the application program of installation in an intelligent terminal etc. be can be from the background, but not
It is limited to this.
Specifically, judgment module 520 is used for:
When security of vehicle device and background communication are normal, and when the first level and the normal second electrical level, determine vehicle
Safety device is not disturbed；Or
When security of vehicle device and background communication are normal, the first level is normal, when second electrical level exception, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, the first level is normal, when second electrical level exception, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, the first level is abnormal, when second electrical level is normal, determines security of vehicle
Device is disturbed；Or
When security of vehicle device and background communication are abnormal, and the first level and second electrical level are abnormal, determine that vehicle is pacified
Anti- device is disturbed.
Control module 530, for when security of vehicle device is disturbed, control security of vehicle device to press preset strategy work
Make.
Optionally, control module 530 can be, but not limited to be used for: close the communication between security of vehicle device and backstage；
It is communicated between security of vehicle device and backstage alternatively, being controlled in preset time period.
Optionally, in some embodiments of the invention, as shown in fig. 6, the vehicle is anti-on the basis of as shown in Figure 5
Interference system may include:
Locating module 540 is sent to backstage for obtaining the location information of vehicle, and by location information.
In an embodiment of the present invention, by centering locating module 540 in security of vehicle dress, positioning mould can be utilized
Block 540 obtains the location information of vehicle, and location information is sent to backstage, so that the whereabouts of vehicle are grasped on backstage.
Optionally, in some embodiments of the invention, as shown in fig. 7, the vehicle is anti-on the basis of as shown in Figure 5
Interference system can also include:
Alarm module 550, for issuing report when detecting vehicle vibration or detecting that security of vehicle device is removed
Alert information.
In an embodiment of the present invention, by centering alarm module 550 in security of vehicle dress, vehicle can be being detected
When shaking or detect that security of vehicle device is removed, using 550 alert of alarm module to notify relevant people
Member.
It should be noted that being also applied for this reality to the explanation of vehicle anti-interference method embodiment in previous embodiment
The vehicle anti-interference system of example is applied, realization principle is similar, and details are not described herein again.
The vehicle anti-interference system of the embodiment of the present invention, it is corresponding by the signal for obtaining communication antenna in security of vehicle device
The first level and the corresponding second electrical level of the detection signal of antenna, according to the first level, second electrical level and security of vehicle device
With the signal intelligence on backstage, judge whether security of vehicle device is disturbed, and when being interfered control security of vehicle device by
Preset strategy work.Thereby, it is possible to guarantee security of vehicle device in the case where security of vehicle device is interfered device interference
It works normally, it is ensured that positioning and effective implementation of wireless communication function, support vehicles safety.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (6)
1. a kind of vehicle anti-interference method, which is characterized in that security of vehicle device includes communication antenna and detection antenna, wherein
The communication antenna is directional aerial, for receiving and dispatching the signal of specific direction；The detection antenna is omnidirectional antenna, for full side
It is received to ground and detects signal, which comprises
Obtain corresponding first level of signal of the communication antenna and the corresponding second electrical level of signal of the detection antenna；
According to the signal intelligence of first level, the second electrical level and the security of vehicle device and backstage, institute is judged
State whether security of vehicle device is disturbed, wherein when the security of vehicle device and the background communication are normal, and described first
When level and the normal second electrical level, determine that the security of vehicle device is not disturbed；Or
When the security of vehicle device and the background communication are normal, first level is normal, when the second electrical level exception,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and the background communication are abnormal, first level is normal, when the second electrical level exception,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and the background communication are abnormal, first level is abnormal, when the second electrical level is normal,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and background communication exception, and first level and the second electrical level are abnormal
When, determine that the security of vehicle device is disturbed；
If disturbed, control the security of vehicle device and work by preset strategy.
2. the method as described in claim 1, which is characterized in that control the security of vehicle device and work by preset strategy, wrap
It includes:
Close the communication between the security of vehicle device and the backstage；Or
It controls in preset time period and is communicated between the security of vehicle device and the backstage.
3. a kind of vehicle anti-interference system, which is characterized in that the vehicle anti-interference system includes security of vehicle device, the vehicle
Safety device includes communication antenna and detection antenna, wherein the communication antenna is directional aerial, for receiving and dispatching specific direction
Signal；The detection antenna is omnidirectional antenna, for omni-directionally receiving and detecting signal, the vehicle anti-interference system packet
It includes:
Module is obtained, the second electricity corresponding with the detection signal of antenna of corresponding first level of signal for obtaining communication antenna
It is flat；
Judgment module, for according to the logical of first level, the second electrical level and the security of vehicle device and backstage
Believe situation, judge whether the security of vehicle device is disturbed, wherein when the security of vehicle device and the background communication just
Often, and when first level and the normal second electrical level, determine that the security of vehicle device is not disturbed；Or
When the security of vehicle device and the background communication are normal, first level is normal, when the second electrical level exception,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and the background communication are abnormal, first level is normal, when the second electrical level exception,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and the background communication are abnormal, first level is abnormal, when the second electrical level is normal,
Determine that the security of vehicle device is disturbed；Or
When the security of vehicle device and background communication exception, and first level and the second electrical level are abnormal
When, determine that the security of vehicle device is disturbed；
Control module, for controlling the security of vehicle device by preset strategy work when the security of vehicle device is disturbed
Make.
4. system as claimed in claim 3, which is characterized in that the control module is used for:
Close the communication between the security of vehicle device and the backstage；Or
It controls in preset time period and is communicated between the security of vehicle device and the backstage.
5. system as claimed in claim 3, which is characterized in that the vehicle anti-interference system further include:
Locating module is sent to the backstage for obtaining the location information of vehicle, and by the location information.
6. system as claimed in claim 3, which is characterized in that the vehicle anti-interference system further include:
Alarm module, for issuing when detecting the vehicle vibration or detecting that the security of vehicle device is removed
Warning message.
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| CN201710099931.5A CN106961314B (en) | 2017-02-23 | 2017-02-23 | Vehicle anti-interference method and vehicle anti-interference system |
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| CN201710099931.5A CN106961314B (en) | 2017-02-23 | 2017-02-23 | Vehicle anti-interference method and vehicle anti-interference system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004789A (en) * | 2016-07-14 | 2016-10-12 | 深圳车伙伴科技有限公司 | Antitheft alarm with function of detecting radio-frequency interference signal |
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| JP5596927B2 (en) * | 2009-02-06 | 2014-09-24 | アルプス電気株式会社 | Vehicle portable device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004789A (en) * | 2016-07-14 | 2016-10-12 | 深圳车伙伴科技有限公司 | Antitheft alarm with function of detecting radio-frequency interference signal |
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